Home / 40,255.56-55,572.66-25,156.62

Finding the Fourth Proportional to 40,255.56, 55,572.66 and 25,156.62

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Solution

The fourth proportional to 40,255.56, 55,572.66 and 25,156.62 is: 34,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.56 : 55,572.66 = 25,156.62 : x
  2. Step 2: Convert to fraction form
    40,255.56/55,572.66 = 25,156.62/x
  3. Step 3: Cross multiply
    40,255.56x = 55,572.66 × 25,156.62
  4. Step 4: Simplify right side
    40,255.56x = 1,398,020,290.01
  5. Step 5: Solve for x
    x = 1,398,020,290.01/40,255.56
  6. Step 6: Final answer
    x = 34,728.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.